package com.second.app.designpattern.decorator;

import java.math.BigDecimal;

/**
 * @Author GYZ
 * @Date 2023/11/8
 * <pre>
 *
 * </pre>
 */
public class CreatTableOCalculateAmount extends CalculateAmount{
    @Override
    public BigDecimal calServiceFee() {
        return null;
    }
}
